If you haven’t heard, bitcoin is back. The digital currency on Thursday booked its eighth winning session in the past 10 and is on track to log four successive winning months — this after recording six losing months in a row, an unflattering record it had never previously achieved. The bitcoin BTCUSD, +4.83% rally is nearing 100% off its December 2018 low at $3,200, and year-to-date the cryptocurrency has added 70%. So what’s behind the rally bitcoin? Here are four potential answers: Technically driven One thing the bitcoin rally has done is bust through some closely watched technical levels. Whether it’s the ... (full story)